Re: [OT] direct knowledge of mercury delay line memory (was: Re: serial console)
On Thu, Jul 31, 2025 at 01:13:47PM -0700, Michael Paoli wrote:
> On Thu, Jul 31, 2025 at 10:32 AM Alain D D Williams <addw@phcomp.co.uk> wrote:
> > I do not know anyone who has direct knowledge of mercury delay line memory
> > https://en.wikipedia.org/wiki/Delay-line_memory
>
> I think my dad still does.
> I believe some of the first computers he used had mercury delay line memory.
> He's 90+ now ... and still programs.
Gosh.
This got me thinking: I knew a lady who worked (programmed ?) Leo systems, some
of these had mercury delay line memory. We have not spoken in 20+ years, I have
pinged her an email ... xx@which.net ... stuck in my outgoing mail queue :-(
> He got his very first hearing aid about a year ago ... and has quite a
> bit of fun going in and tinkering around with low level code in it,
> to be able to further customize it to get it to behave exactly as he likes.
--
Alain Williams
Linux/GNU Consultant - Mail systems, Web sites, Networking, Programmer, IT Lecturer.
+44 (0) 787 668 0256 https://www.phcomp.co.uk/
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